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#ifndef APPLY_H
#define APPLY_H
enum apply_ws_error_action {
nowarn_ws_error,
warn_on_ws_error,
die_on_ws_error,
correct_ws_error
};
enum apply_ws_ignore {
ignore_ws_none,
ignore_ws_change
};
enum apply_verbosity {
verbosity_silent = -1,
verbosity_normal = 0,
verbosity_verbose = 1
};
/*
* We need to keep track of how symlinks in the preimage are
* manipulated by the patches. A patch to add a/b/c where a/b
* is a symlink should not be allowed to affect the directory
* the symlink points at, but if the same patch removes a/b,
* it is perfectly fine, as the patch removes a/b to make room
* to create a directory a/b so that a/b/c can be created.
*
* See also "struct string_list symlink_changes" in "struct
* apply_state".
*/
#define APPLY_SYMLINK_GOES_AWAY 01
#define APPLY_SYMLINK_IN_RESULT 02
struct apply_state {
const char *prefix;
int prefix_length;
/* These are lock_file related */
struct lock_file *lock_file;
int newfd;
/* These control what gets looked at and modified */
int apply; /* this is not a dry-run */
int cached; /* apply to the index only */
int check; /* preimage must match working tree, don't actually apply */
int check_index; /* preimage must match the indexed version */
int update_index; /* check_index && apply */
/* These control cosmetic aspect of the output */
int diffstat; /* just show a diffstat, and don't actually apply */
int numstat; /* just show a numeric diffstat, and don't actually apply */
int summary; /* just report creation, deletion, etc, and don't actually apply */
/* These boolean parameters control how the apply is done */
int allow_overlap;
int apply_in_reverse;
int apply_with_reject;
int no_add;
int threeway;
int unidiff_zero;
int unsafe_paths;
/* Other non boolean parameters */
enum apply_verbosity apply_verbosity;
const char *fake_ancestor;
const char *patch_input_file;
int line_termination;
struct strbuf root;
int p_value;
int p_value_known;
unsigned int p_context;
/* Exclude and include path parameters */
struct string_list limit_by_name;
int has_include;
/* Various "current state" */
int linenr; /* current line number */
struct string_list symlink_changes; /* we have to track symlinks */
/*
* For "diff-stat" like behaviour, we keep track of the biggest change
* we've seen, and the longest filename. That allows us to do simple
* scaling.
*/
int max_change;
int max_len;
/*
* Records filenames that have been touched, in order to handle
* the case where more than one patches touch the same file.
*/
struct string_list fn_table;
/* These control whitespace errors */
enum apply_ws_error_action ws_error_action;
enum apply_ws_ignore ws_ignore_action;
const char *whitespace_option;
int whitespace_error;
int squelch_whitespace_errors;
int applied_after_fixing_ws;
};
extern int apply_option_parse_exclude(const struct option *opt,
const char *arg, int unset);
extern int apply_option_parse_include(const struct option *opt,
const char *arg, int unset);
extern int apply_option_parse_p(const struct option *opt,
const char *arg,
int unset);
extern int apply_option_parse_whitespace(const struct option *opt,
const char *arg, int unset);
extern int apply_option_parse_directory(const struct option *opt,
const char *arg, int unset);
extern int apply_option_parse_space_change(const struct option *opt,
const char *arg, int unset);
extern int init_apply_state(struct apply_state *state,
const char *prefix,
struct lock_file *lock_file);
extern void clear_apply_state(struct apply_state *state);
extern int check_apply_state(struct apply_state *state, int force_apply);
/*
* Some aspects of the apply behavior are controlled by the following
* bits in the "options" parameter passed to apply_all_patches().
*/
#define APPLY_OPT_INACCURATE_EOF (1<<0) /* accept inaccurate eof */
#define APPLY_OPT_RECOUNT (1<<1) /* accept inaccurate line count */
extern int apply_all_patches(struct apply_state *state,
int argc,
const char **argv,
int options);
#endif
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